(2013·高考辽宁卷)At no time the rules of the game.It was unfair to punish them.
A. they actually broke
B. do they actually break
C. did they actually break
D. they had actually broken
网友回答
A. they actually broke
B. do they actually break
(答案→)C. did they actually break
D. they had actually broken
解析：选C。句意为“实际上他们从来没有违反比赛的规则。惩罚他们是不公平的”。at no time意为“决不；从不，任何时刻都不”，当其位于句首时，句子应该用部分倒装结构，故排除A项和D项；根据第二个句子的时态可知，此处应该用过去时态，故排除B项。